import { fileURLToPath, URL } from 'node:url'


import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import vueDevTools from 'vite-plugin-vue-devtools'

// 按需引用el-element
import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers' 

import { viteMockServe } from 'vite-plugin-mock';

// demo
// https://vite.dev/config/
export default defineConfig({
  
  plugins: [
    vue(),
     viteMockServe({
      mockPath: "mock", // mock数据存放的文件夹
      localEnabled: true, // 是否在开发环境下启用 mock
    }),
    vueDevTools(),
      // ...
    AutoImport({
      resolvers: [ElementPlusResolver()],
    }),
    Components({
      // 原装的element自动引用
      // resolvers: [ElementPlusResolver()],
      resolvers:[
        // sass-1.配置elementPlus采用sass样式配色系统
          ElementPlusResolver({ importStyle: "sass" }),
      ]
    }),
  ],
  resolve: {
    // 实际的路径转换 @->src
    alias: {
      '@': fileURLToPath(new URL('./src', import.meta.url))
    },
  },
   css: {
    preprocessorOptions: {
      scss: {
        // 2. 自动导入定制化样式文件进行样式覆盖
        //  @use "@/styles/var.scss" as *;
        // demo
        additionalData: `
          @use "@/styles/element/index.scss" as *;
           @use "@/styles/var.scss" as *;
        `,
      }
    }
  }
})
